1/* SPDX-License-Identifier: GPL-2.0-or-later */ 2/* 3 * Copyright (C) 2008, cozybit Inc. 4 * Copyright (C) 2003-2006, Marvell International Ltd. 5 */ 6#include <linux/wait.h> 7#include <linux/timer.h> 8 9struct lbtf_private; 10 11/** 12 * This file contains definition for USB interface. 13 */ 14#define CMD_TYPE_REQUEST 0xF00DFACE 15#define CMD_TYPE_DATA 0xBEADC0DE 16#define CMD_TYPE_INDICATION 0xBEEFFACE 17 18#define BOOT_CMD_FW_BY_USB 0x01 19#define BOOT_CMD_FW_IN_EEPROM 0x02 20#define BOOT_CMD_UPDATE_BOOT2 0x03 21#define BOOT_CMD_UPDATE_FW 0x04 22#define BOOT_CMD_MAGIC_NUMBER 0x4C56524D /* LVRM */ 23 24struct bootcmd { 25 __le32 magic; 26 uint8_t cmd; 27 uint8_t pad[11]; 28}; 29 30#define BOOT_CMD_RESP_OK 0x0001 31#define BOOT_CMD_RESP_FAIL 0x0000 32 33struct bootcmdresp { 34 __le32 magic; 35 uint8_t cmd; 36 uint8_t result; 37 uint8_t pad[2]; 38}; 39 40/** USB card description structure*/ 41struct if_usb_card { 42 struct usb_device *udev; 43 struct urb *rx_urb, *tx_urb, *cmd_urb; 44 struct lbtf_private *priv; 45 46 struct sk_buff *rx_skb; 47 48 uint8_t ep_in; 49 uint8_t ep_out; 50 51 int8_t bootcmdresp; 52 53 int ep_in_size; 54 55 void *ep_out_buf; 56 int ep_out_size; 57 58 const struct firmware *fw; 59 struct timer_list fw_timeout; 60 wait_queue_head_t fw_wq; 61 uint32_t fwseqnum; 62 uint32_t totalbytes; 63 uint32_t fwlastblksent; 64 uint8_t CRC_OK; 65 uint8_t fwdnldover; 66 uint8_t fwfinalblk; 67 68 __le16 boot2_version; 69}; 70 71/** fwheader */ 72struct fwheader { 73 __le32 dnldcmd; 74 __le32 baseaddr; 75 __le32 datalength; 76 __le32 CRC; 77}; 78 79#define FW_MAX_DATA_BLK_SIZE 600 80/** FWData */ 81struct fwdata { 82 struct fwheader hdr; 83 __le32 seqnum; 84 uint8_t data[]; 85}; 86 87/** fwsyncheader */ 88struct fwsyncheader { 89 __le32 cmd; 90 __le32 seqnum; 91}; 92 93#define FW_HAS_DATA_TO_RECV 0x00000001 94#define FW_HAS_LAST_BLOCK 0x00000004 95